package exception;

import java.io.FileNotFoundException;

/**测试异常的抛出*/
public class Student {
    public int getAge() {
        return age;
    }

    public void setAge(int age) throws illegalAgeException {
        if (age<0||age>100){
//            throw new RuntimeException();//抛出了一个异常
//            throw new FileNotFoundException();

            /*
            当使用throw抛出一个非RuntimeException时，必须在当前方法上用throws 声明该异常的抛出
             */
            throw new illegalAgeException("年龄不合法");
        }
        this.age = age;
    }

    private int age ;
}
